I bought one. Not that I need a calculator. But it's a really nice piece of Open Hardware. And I think it's pretty remarkable that there is new calculator on the market, other than the models that are around since 1347.

I believe that MicroPythons hardware API is its most important feature. There only few languages that you can use on microcontrollers, mostly by the virtue of their compiler suite - Rust, ADA and D are examples. But getting the language to run on a microcontroller is just the first step, the much mo...